Antonio Nazzaro is an accomplished educator and researcher in mathematics, computer science, and technology-enhanced learning. Since 1984, he has taught informatics and mathematics at secondary schools while holding academic contracts at the University of Salerno (e.g., Alta Formazione courses) and collaborating with international institutions. His research spans neural networks, statistical-probabilistic modeling (applied to breast cancer diagnostics and actuarial reserves), CLIL/DNL methodologies, privacy/cybersecurity, and e-learning platforms. Nazzaro has led international study visits, including: A 2013 LLP grant at Yıldız Technical University (Istanbul) on technology-enriched educational design. Teaching exchanges in Spain (1995–1996, Socrates Programme) and the UK (2010, Comenius In-Service Training). Research collaborations in France (1980s automata theory) and Morocco (2014 state exam commission). He authored books like SCUOLA E PRIVACY (Anicia, 2006) and peer-reviewed publications in Cancers (2025), the Journal of Educational Technology and Online Learning (2025), and conference proceedings (EMEMITALIA, SIe-L, DIDAMATICA). His technical expertise covers Python, SQL, web development, Moodle/IWT e-learning systems, and LIM. As a member of Italy’s Ministry of Education Territorial Training Team (2019–2021), he designed digital curricula, teacher training, and pandemic-response remote learning frameworks.